| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 1160.0 | USD | 20180622 |
| Unknown | China national standards | MT | 1230.0 | USD | 20180621 |
| Unknown | China national standards | MT | 180.0 | USD | 20180619 |
| Unknown | China national standards | MT | 1100.0 | USD | 20180619 |
| Unknown | China national standards | MT | 200.0 | USD | 20180618 |
| Unknown | China national standards | MT | 1170.0 | USD | 20180618 |
| Unknown | China national standards | MT | 1100.0 | USD | 20180617 |
| Unknown | China national standards | MT | 2130.0 | USD | 20180617 |
| Unknown | China national standards | MT | 170.0 | USD | 20180616 |
| Unknown | China national standards | MT | 340.0 | USD | 20180615 |